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| -rw-r--r-- | doc/cpsc.md | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/doc/cpsc.md b/doc/cpsc.md index 0f45377..2ddb46b 100644 --- a/doc/cpsc.md +++ b/doc/cpsc.md @@ -10,23 +10,17 @@ cpsc - compile and run CIE pseudocode # DESCRIPTION -Compile one pseudocode source file to LLVM IR. Options may appear before or -after the source path. Source input from stdin is not supported. +Compile one pseudocode source file to LLVM IR. Options may appear before or after the source path. Source input from stdin is not supported. -Without **-o** or **-r**, replace the source filename's extension with `.ir` -and save the output beside the source file. +Without **-o** or **-r**, replace the source filename's extension with `.ir` and save the output beside the source file. # OPTIONS **-o** *output* -: Save IR to the specified path. May be specified only once. With **-r**, - keep this file even if execution fails. +: Save IR to the specified path. May be specified only once. With **-r**, keep this file even if execution fails. **-r** -: Run the compiled program using `lli` from PATH. Without **-o**, use a - temporary IR file and delete it afterward, including on execution failure. - The program inherits stdin, stdout and stderr; `INPUT` can read terminal - or piped input. +: Run the compiled program using `lli` from PATH. Without **-o**, use a temporary IR file and delete it afterward, including on execution failure. The program inherits stdin, stdout and stderr; `INPUT` can read terminal or piped input. # EXAMPLES @@ -57,18 +51,13 @@ cpsc test.cps -r -o result.ir # EXIT STATUS **0** -: Compilation succeeded. Invoking `cpsc` with no arguments also exits - silently with status 0. +: Compilation succeeded. Invoking `cpsc` with no arguments also exits silently with status 0. **1** -: An argument, file, compilation or execution-launch error occurred, - including when `lli` cannot be found in PATH. +: An argument, file, compilation or execution-launch error occurred, including when `lli` cannot be found in PATH. -With **-r**, return `lli`'s exit status. Failure to launch it or a process -crash returns 1. +With **-r**, return `lli`'s exit status. Failure to launch it or a process crash returns 1. # NOTES -Compiler diagnostics go to stderr. Failed compilation does not write IR. -Successful compilation overwrites an existing output file, but an output path -that refers to the source file (including a symbolic or hard link) is rejected. +Compiler diagnostics go to stderr. Failed compilation does not write IR. Successful compilation overwrites an existing output file, but an output path that refers to the source file (including a symbolic or hard link) is rejected. |