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43b5367790
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perror(): Print unknown errors too with errno
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2025-06-26 10:33:33 +02:00 |
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232d50576f
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Add perror() (currently only errors 1-34 from asm-generic/errno-base.h)
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2025-06-26 09:29:54 +02:00 |
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fc28643c1a
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Get rid of unneeded function prologues/epilogues
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2025-06-26 07:23:29 +02:00 |
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3730086281
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Minimalize comments
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2025-06-26 07:02:00 +02:00 |
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61a1cb50d1
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printf() optimization: Use syscall and mov r14 to rax rather than calling print and strlen -- r14 used to contain wrong length: mistakenly increased r14 (and performed checks) for printfNBuff
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2025-06-25 21:57:01 +02:00 |
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45a62dff93
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Remove fopen mode/open flags table comment in file.asm (was only there for convenience while creating fopen base)
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2025-06-25 21:40:19 +02:00 |
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58cd2cc034
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Restore console.asm:.rodata:bufferLength
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2025-06-25 21:23:15 +02:00 |
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c40ac31c1f
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Don't push/pop r11 in printf(), idk why I did that anymore but it's not needed
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2025-06-25 21:19:33 +02:00 |
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9794c64cd5
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printf(): Don't push and pop rsi before/after itoa (rsi is modified anyway)
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2025-06-25 20:52:52 +02:00 |
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9d904555eb
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Improve printf() : Less jumps (cmovX), removal of finish_L/rbx mod
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2025-06-25 20:48:53 +02:00 |
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cef713db14
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Minor optimizations in printf() (stop using rbx and r13, use smarter checks instead + pop r11 correctly (prevent stack corruption))
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2025-06-25 20:40:35 +02:00 |
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d3b801a97b
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Merge branch 'development' of git.kwarde.com:Kwarde/klibc into development
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2025-06-25 16:24:37 +02:00 |
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01e14d418a
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FIX: No longer allow exceeding printf buffer, instead print an error to stdout. Temporary fix
Later, if buffer is full, print current buffer and reset buffer so that there is no limit.
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2025-06-25 16:23:59 +02:00 |
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e020fb15c1
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FIX: itoa() not saving rbx
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2025-06-25 16:23:02 +02:00 |
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6bf73eb5ed
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Update README (C lib -> C-like lib, since it doesn't mimic the true C library anymore)
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2025-06-25 15:06:12 +02:00 |
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3e8bcdeb01
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Get rid of gcc, adds exit()
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2025-06-25 14:58:02 +02:00 |
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36d21ca18b
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Ignore invalid specifiers in printf()
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2025-06-25 14:40:01 +02:00 |
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5ead6ebdb1
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Add support for '%%' in printf()
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2025-06-25 14:21:46 +02:00 |
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1e095bec77
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Add printf() comment, return length of printed message
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2025-06-25 13:56:30 +02:00 |
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d0769f6ffc
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Add support for %c in printf()
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2025-06-25 13:49:30 +02:00 |
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74178a6a2d
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FIX: Loading arg from stack to wrong register (rsi->rdi) for %d
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2025-06-25 13:43:06 +02:00 |
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266cb57d1c
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Proper SYS V ABI use (don't restore rsi in itoa)
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2025-06-25 13:31:48 +02:00 |
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f5e1143138
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Fix issue in printf() with %d --needed to push+pop several registers before/after itoa() call
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2025-06-25 13:29:26 +02:00 |
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4438abda11
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Dump current state of printf() (adding %d support), adds itoa()
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2025-06-25 13:07:18 +02:00 |
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1de7731139
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printf() comment cleanup
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2025-06-25 12:12:26 +02:00 |
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3a55212f3e
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Fix stack usage for printf(), add test
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2025-06-25 12:00:05 +02:00 |
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7054061734
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Working '%s' for printf() (args in stack yet untested)
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2025-06-25 11:42:44 +02:00 |
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855487e857
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printf() no longer crashes, can print string but now aborts after printing first string
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2025-06-25 11:31:01 +02:00 |
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dcb2b8acae
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Start writing printf() D:
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2025-06-25 11:08:56 +02:00 |
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1969294f02
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Use direct value for mode in fopen() instead of pointer -- mode is always 1 char so no need to store mode letters in memory
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2025-06-25 10:15:21 +02:00 |
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692c96512e
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Return -22 (EINVAL) in fopen() if incorrect mode was supplied
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2025-06-25 10:09:23 +02:00 |
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06fef96cf4
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Fix return value comment for fwrite()
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2025-06-25 10:03:57 +02:00 |
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c4ce3212e7
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Assure fwrite() and fclose() only work if FD>=3, exit with -9 (EBADF) otherwise
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2025-06-25 10:02:59 +02:00 |
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3cbf9e8ce0
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Fix file.asm return value comments
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2025-06-25 09:56:40 +02:00 |
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fbea8d0322
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Adds fopen(), fwrite(), fclose()
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2025-06-25 09:38:42 +02:00 |
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9d265e3db6
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Fix strcmp()
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2025-06-25 08:35:25 +02:00 |
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6df67b18f4
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Improve todo/fix comment for strcmp
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2025-06-24 19:08:00 +02:00 |
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7dd7217e08
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Improved test message (msgStrcmp)
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2025-06-24 19:07:30 +02:00 |
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6cb90256e7
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Fix return value comment for strlclr()
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2025-06-24 19:00:43 +02:00 |
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354024c1b7
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Rewrite tests (most accidentally done in previous commit), add TODO (bugfix) in strcmp()
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2025-06-24 18:45:17 +02:00 |
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e2de729a87
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Adds strclr() and strlclr()
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2025-06-24 18:29:18 +02:00 |
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46051d0082
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FIX: strcat() returning wrong address
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2025-06-24 17:53:56 +02:00 |
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035f3baabf
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Restore NL in console.asm -- syscall 1 requires mem addr, not constant 0xA
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2025-06-24 17:02:49 +02:00 |
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2005adf25f
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Use NL/EOS instead of 10/0, use constants.asm for global constants
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2025-06-24 16:34:06 +02:00 |
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e48e91630e
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Fix test msg/comment (size for strlcpy 8=>5)
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2025-06-24 15:54:32 +02:00 |
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e620754b13
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Adds strlcpy()
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2025-06-24 15:53:24 +02:00 |
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d3e7f47259
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Store rcx to r11 instead of stack in tolower()/toupper() tests
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2025-06-24 15:08:54 +02:00 |
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f10b2f3c88
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Save/restore rdi to r10 instead of stack in strcat(),puts()
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2025-06-24 15:06:21 +02:00 |
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f4162ed21a
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(alternative) strcmp()
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2025-06-23 17:46:42 +02:00 |
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63552b3c64
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Allow enabling/disabling tests
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2025-06-23 17:16:24 +02:00 |
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