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https://github.com/RGBCube/serenity
synced 2025-07-27 19:17:44 +00:00
Implement utime() along with a naive /bin/touch.
This synchronous approach to inodes is silly, obviously. I need to rework it so that the in-memory CoreInode object is the canonical inode, and then we just need a sync() that flushes pending changes to disk.
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parent
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commit
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22 changed files with 122 additions and 22 deletions
1
Userland/.gitignore
vendored
1
Userland/.gitignore
vendored
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@ -21,3 +21,4 @@ ft2
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strsignal
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fgrep
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mkdir
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touch
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@ -19,7 +19,8 @@ OBJS = \
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strsignal.o \
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fgrep.o \
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tty.o \
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mkdir.o
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mkdir.o \
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touch.o
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APPS = \
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id \
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@ -42,7 +43,8 @@ APPS = \
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strsignal \
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fgrep \
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tty \
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mkdir
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mkdir \
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touch
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ARCH_FLAGS =
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STANDARD_FLAGS = -std=c++17 -nostdinc++ -nostdlib -nostdinc
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@ -125,6 +127,9 @@ strsignal: strsignal.o
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mkdir: mkdir.o
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$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
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touch: touch.o
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$(LD) -o $@ $(LDFLAGS) $< ../LibC/LibC.a
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.cpp.o:
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@echo "CXX $<"; $(CXX) $(CXXFLAGS) -o $@ -c $<
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@ -152,6 +152,8 @@ int do_dir(const char* path)
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printf(" %10u ", st.st_size);
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printf(" %10u ", st.st_mtime);
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print_name(st, de->d_name, pathbuf);
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printf("\n");
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16
Userland/touch.cpp
Normal file
16
Userland/touch.cpp
Normal file
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@ -0,0 +1,16 @@
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#include <stdio.h>
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#include <utime.h>
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#include <sys/types.h>
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int main(int argc, char** argv)
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{
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if (argc != 2) {
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fprintf(stderr, "usage: touch <path>\n");
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return 1;
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}
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int rc = utime(argv[1], nullptr);
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if (rc < 0)
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perror("utime");
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return 0;
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}
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